Sig Sauer, MFG# RM400-556N-16B-FORGE-CA, UPC: 798681744138, UOM: EA, M400 Forge, 5.56 NATO, 16″, Romeo-MSR Gen II, 15″ M-LOK, Black, 10-rd, CA*, SIGA, SIGALG05, SIGALGALL, LG05, LGALL

High quality components and precise manufacturing make Sig Sauer Firearms ideal for both new shooters and experienced gun owners. The durability, reliability and excellent build quality will provide years of service you can count on.

The MCX-SPEAR LT developed for the SF community is the most advanced platform of its kind. Convert any M4/AR15 platform into a modernized folding firearm with superior reliability, durability, and accuracy. This item includes a complete 9″ 300BLK upper assembly. It features a removeable 3-prong flash-hider ready to accept a SIG SLH/SLX suppressor. Receiver extension delete stock adapter so you may mount any folding or static stock or brace that uses a vertical 1913 rail system.